Question: Name the headquarters location of Secret Intelligence Service that is postal code of OL9 6AA?
Paraphrase: The Secret Intelligence Service, postal code OL9 6AA has headquarters located where?
SPARQL (Wikidata): SELECT ?obj WHERE { wd:Q184560 p:P159 ?s . ?s ps:P159 ?obj . ?s pq:P281 ?x filter(contains(?x , 'OL9 6AA')) }